What on Earth?

1

1. Secret Soviet Spacecraft

Jun 22, 2022 42m

2

2. Range of Nazi Evil

Jun 29, 2022 42m

3

3. Doomsday Lair of Greece

Jul 6, 2022 42m

4

4. Mystery of the Welsh Mine

Jul 13, 2022 42m

5

5. Riddle of Sardinia Tower

Jul 20, 2022 42m

6

6. Circles of the High Kings

Jul 27, 2022 42m

7

7. Russia's Lightning Lab

Aug 3, 2022 42m

8

8. Poland's Secret Nazi Compound

Aug 10, 2022 42m

9

9. Holes of Dead Sea Destruction

Aug 17, 2022 42m

10

10. Ancient Rome's El Dorado

Aug 24, 2022 42m